From patchwork Mon Sep 16 20:11:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Drew Davenport X-Patchwork-Id: 11147741 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 28DB1912 for ; Mon, 16 Sep 2019 20:12:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF172206C2 for ; Mon, 16 Sep 2019 20:12:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="JKZZBPDi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732858AbfIPUMb (ORCPT ); Mon, 16 Sep 2019 16:12:31 -0400 Received: from mail-io1-f65.google.com ([209.85.166.65]:33336 "EHLO mail-io1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730463AbfIPUMa (ORCPT ); Mon, 16 Sep 2019 16:12:30 -0400 Received: by mail-io1-f65.google.com with SMTP id m11so2181130ioo.0 for ; Mon, 16 Sep 2019 13:12:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=jMVNjeBZw+QRHXeQxTsoZGkawOBNhDNZJD6T/U9OKGY=; b=JKZZBPDii2pzJHp6/gEpe7cIlYQTO6uK5sWwyHK0SjtY4w9Fj1GbLoo0AmBWIOpEsx Qhdz57y2nB4rWTyYm4DhiVNu87ca+TnFxnOOosew33QCztwLCl/7yCLsN66V70Qsjfh0 UGa0w9hySXYgybR21jRu4DeNTBspRiZZU2XFk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=jMVNjeBZw+QRHXeQxTsoZGkawOBNhDNZJD6T/U9OKGY=; b=KsIFT3GXBguhCf0YGbO5XyDkRaTWx0/O/NNH3/SPzl9St4EnDOYlvVbwfHBodYtR7Z GQFhJkuPxilMxLNE0fdzKYEEv6A9bdWAfFrPZvg3AqWkynrY48BUCv0Yfw/+3HjKDBne IRojguslSS4/m2HQeFDkalcNST3m/VD9AefDVaFu+MtAgNz3Pq5YGpf26vYaWHUByuWl MVcaWhrG3xbfqiqO9N4HTy+c/pn6aKvRrz8brx81B8/g3+sYV2SQISHcUqmhhbcmovo8 N2k50dNyRuVuGF8Gn3PMFI7nFCBJ8aPU4ziJY5NtzFgXt6Dx8Oa2SJuEcitRdKvv4Y1L 2jBw== X-Gm-Message-State: APjAAAV95DJiDnYgDOCBAxLdLbMAxHPlbhpqww8Nks/lFYLgFjCHO0BV +sucAeebrTVC8qXGLWY/P6FIMg== X-Google-Smtp-Source: APXvYqwZD2sPLEaEH9epQfK2+ZohJh3Zw+fyP6e9BNym/JD/Aj9Wp0xuH1s3S284pa46PqyUtuTduA== X-Received: by 2002:a02:8502:: with SMTP id g2mr1998511jai.87.1568664748092; Mon, 16 Sep 2019 13:12:28 -0700 (PDT) Received: from ddavenport4.bld.corp.google.com ([2620:15c:183:0:92f:a80a:519d:f777]) by smtp.gmail.com with ESMTPSA id s201sm69359922ios.83.2019.09.16.13.12.27 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 16 Sep 2019 13:12:27 -0700 (PDT) From: Drew Davenport To: dri-devel@lists.freedesktop.org Cc: Drew Davenport , Sean Paul , linux-kernel@vger.kernel.org, David Airlie , Thomas Gleixner , Rob Clark , Greg Kroah-Hartman , Jeffrey Hugo , linux-arm-msm@vger.kernel.org, Jeykumar Sankaran , Jordan Crouse , Sravanthi Kollukuduru , Enrico Weigelt , Bruce Wang , Sam Ravnborg , Brian Masney , Jonathan Marek , Georgi Djakov , freedreno@lists.freedesktop.org, Mamta Shukla , Daniel Vetter Subject: [PATCH] drm/msm: Remove unused function arguments Date: Mon, 16 Sep 2019 14:11:54 -0600 Message-Id: <20190916201154.212465-1-ddavenport@chromium.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The arguments related to IOMMU port name have been unused since commit 944fc36c31ed ("drm/msm: use upstream iommu") and can be removed. Signed-off-by: Drew Davenport --- Rob, in the original commit the port name stuff was left intentionally. Would it be alright to remove it now? drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 10 ++-------- drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 10 ++-------- drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 10 ++-------- drivers/gpu/drm/msm/msm_gpu.c | 5 ++--- drivers/gpu/drm/msm/msm_gpummu.c | 6 ++---- drivers/gpu/drm/msm/msm_iommu.c | 6 ++---- drivers/gpu/drm/msm/msm_mmu.h | 4 ++-- 7 files changed, 14 insertions(+), 37 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 58b0485dc375..3165c2db2541 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -30,10 +30,6 @@ #define CREATE_TRACE_POINTS #include "dpu_trace.h" -static const char * const iommu_ports[] = { - "mdp_0", -}; - /* * To enable overall DRM driver logging * # echo 0x2 > /sys/module/drm/parameters/debug @@ -725,8 +721,7 @@ static void _dpu_kms_mmu_destroy(struct dpu_kms *dpu_kms) mmu = dpu_kms->base.aspace->mmu; - mmu->funcs->detach(mmu, (const char **)iommu_ports, - ARRAY_SIZE(iommu_ports)); + mmu->funcs->detach(mmu); msm_gem_address_space_put(dpu_kms->base.aspace); dpu_kms->base.aspace = NULL; @@ -752,8 +747,7 @@ static int _dpu_kms_mmu_init(struct dpu_kms *dpu_kms) return PTR_ERR(aspace); } - ret = aspace->mmu->funcs->attach(aspace->mmu, iommu_ports, - ARRAY_SIZE(iommu_ports)); + ret = aspace->mmu->funcs->attach(aspace->mmu); if (ret) { DPU_ERROR("failed to attach iommu %d\n", ret); msm_gem_address_space_put(aspace); diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c index 50711ccc8691..dda05436f716 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c @@ -157,10 +157,6 @@ static long mdp4_round_pixclk(struct msm_kms *kms, unsigned long rate, } } -static const char * const iommu_ports[] = { - "mdp_port0_cb0", "mdp_port1_cb0", -}; - static void mdp4_destroy(struct msm_kms *kms) { struct mdp4_kms *mdp4_kms = to_mdp4_kms(to_mdp_kms(kms)); @@ -172,8 +168,7 @@ static void mdp4_destroy(struct msm_kms *kms) drm_gem_object_put_unlocked(mdp4_kms->blank_cursor_bo); if (aspace) { - aspace->mmu->funcs->detach(aspace->mmu, - iommu_ports, ARRAY_SIZE(iommu_ports)); + aspace->mmu->funcs->detach(aspace->mmu); msm_gem_address_space_put(aspace); } @@ -524,8 +519,7 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev) kms->aspace = aspace; - ret = aspace->mmu->funcs->attach(aspace->mmu, iommu_ports, - ARRAY_SIZE(iommu_ports)); + ret = aspace->mmu->funcs->attach(aspace->mmu); if (ret) goto fail; } else { diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c index 91cd76a2bab1..f8bd0bfcf4b0 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c @@ -19,10 +19,6 @@ #include "msm_mmu.h" #include "mdp5_kms.h" -static const char *iommu_ports[] = { - "mdp_0", -}; - static int mdp5_hw_init(struct msm_kms *kms) { struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(kms)); @@ -233,8 +229,7 @@ static void mdp5_kms_destroy(struct msm_kms *kms) mdp5_pipe_destroy(mdp5_kms->hwpipes[i]); if (aspace) { - aspace->mmu->funcs->detach(aspace->mmu, - iommu_ports, ARRAY_SIZE(iommu_ports)); + aspace->mmu->funcs->detach(aspace->mmu); msm_gem_address_space_put(aspace); } } @@ -737,8 +732,7 @@ struct msm_kms *mdp5_kms_init(struct drm_device *dev) kms->aspace = aspace; - ret = aspace->mmu->funcs->attach(aspace->mmu, iommu_ports, - ARRAY_SIZE(iommu_ports)); + ret = aspace->mmu->funcs->attach(aspace->mmu); if (ret) { DRM_DEV_ERROR(&pdev->dev, "failed to attach iommu: %d\n", ret); diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index a052364a5d74..122199af0381 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -838,7 +838,7 @@ msm_gpu_create_address_space(struct msm_gpu *gpu, struct platform_device *pdev, return ERR_CAST(aspace); } - ret = aspace->mmu->funcs->attach(aspace->mmu, NULL, 0); + ret = aspace->mmu->funcs->attach(aspace->mmu); if (ret) { msm_gem_address_space_put(aspace); return ERR_PTR(ret); @@ -995,8 +995,7 @@ void msm_gpu_cleanup(struct msm_gpu *gpu) msm_gem_kernel_put(gpu->memptrs_bo, gpu->aspace, false); if (!IS_ERR_OR_NULL(gpu->aspace)) { - gpu->aspace->mmu->funcs->detach(gpu->aspace->mmu, - NULL, 0); + gpu->aspace->mmu->funcs->detach(gpu->aspace->mmu); msm_gem_address_space_put(gpu->aspace); } } diff --git a/drivers/gpu/drm/msm/msm_gpummu.c b/drivers/gpu/drm/msm/msm_gpummu.c index 34f643a0c28a..34980d8eb7ad 100644 --- a/drivers/gpu/drm/msm/msm_gpummu.c +++ b/drivers/gpu/drm/msm/msm_gpummu.c @@ -21,14 +21,12 @@ struct msm_gpummu { #define GPUMMU_PAGE_SIZE SZ_4K #define TABLE_SIZE (sizeof(uint32_t) * GPUMMU_VA_RANGE / GPUMMU_PAGE_SIZE) -static int msm_gpummu_attach(struct msm_mmu *mmu, const char * const *names, - int cnt) +static int msm_gpummu_attach(struct msm_mmu *mmu) { return 0; } -static void msm_gpummu_detach(struct msm_mmu *mmu, const char * const *names, - int cnt) +static void msm_gpummu_detach(struct msm_mmu *mmu) { } diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c index 8c95c31e2b12..ad58cfe5998e 100644 --- a/drivers/gpu/drm/msm/msm_iommu.c +++ b/drivers/gpu/drm/msm/msm_iommu.c @@ -23,16 +23,14 @@ static int msm_fault_handler(struct iommu_domain *domain, struct device *dev, return 0; } -static int msm_iommu_attach(struct msm_mmu *mmu, const char * const *names, - int cnt) +static int msm_iommu_attach(struct msm_mmu *mmu) { struct msm_iommu *iommu = to_msm_iommu(mmu); return iommu_attach_device(iommu->domain, mmu->dev); } -static void msm_iommu_detach(struct msm_mmu *mmu, const char * const *names, - int cnt) +static void msm_iommu_detach(struct msm_mmu *mmu) { struct msm_iommu *iommu = to_msm_iommu(mmu); diff --git a/drivers/gpu/drm/msm/msm_mmu.h b/drivers/gpu/drm/msm/msm_mmu.h index 871d56303697..67a623f14319 100644 --- a/drivers/gpu/drm/msm/msm_mmu.h +++ b/drivers/gpu/drm/msm/msm_mmu.h @@ -10,8 +10,8 @@ #include struct msm_mmu_funcs { - int (*attach)(struct msm_mmu *mmu, const char * const *names, int cnt); - void (*detach)(struct msm_mmu *mmu, const char * const *names, int cnt); + int (*attach)(struct msm_mmu *mmu); + void (*detach)(struct msm_mmu *mmu); int (*map)(struct msm_mmu *mmu, uint64_t iova, struct sg_table *sgt, unsigned len, int prot); int (*unmap)(struct msm_mmu *mmu, uint64_t iova, unsigned len);